Advertising machine



FIG. 1 is a front perspective view of an advertising machine showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a rear elevational thereof; and

FIG. 8 is an enlarged fragmentary perspective of the reel type advertising selector thereof.

The broken line showing of the advertising messages on the circular reel is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an advertising machine, as shown. 